Home / 21,559.84-32,292.24-15,703.04

Finding the Fourth Proportional to 21,559.84, 32,292.24 and 15,703.04

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Solution

The fourth proportional to 21,559.84, 32,292.24 and 15,703.04 is: 23,519.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,559.84 : 32,292.24 = 15,703.04 : x
  2. Step 2: Convert to fraction form
    21,559.84/32,292.24 = 15,703.04/x
  3. Step 3: Cross multiply
    21,559.84x = 32,292.24 × 15,703.04
  4. Step 4: Simplify right side
    21,559.84x = 507,086,336.41
  5. Step 5: Solve for x
    x = 507,086,336.41/21,559.84
  6. Step 6: Final answer
    x = 23,519.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.